Sony ICF-703 Service Manual page 8

ICF-703/703L
4-1. PRINTED WIRING BOARDS
1 2 3
A
POWER BOARD
B
C
T401
POWER
TRANSFOMER
D
C401
ACJ1
~ AC IN
E
TP404
C402
EPJ1
F
v
C406
(703)
R401
G
KEY BOARD
H
D301
D301 TP311
TUNE
TP310
04
I
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
f : internal component.
J
• b : Pattern from the side which enables seeing.
SECTION 4
DIAGRAMS
4 5 6
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
3PCS, 4.5V
C403
D401
C404
D402
CN401
1
TP403
5
SP1
TP402
SPEAKER
BLU
TP406 TP405
PNK
(703L)
L401
TP401
S401
S401
OPERATION
ON
STANDBY
R402
1-677-381- 11
CN301
BLU
PNK
1-677-379-
11
– 9 –
7 8 9
ANT1
FM
TELESCOPIC
ANTENNA
MAIN BOARD
(703)
C E
R14
B
TP11 C
TP12
TP8
1
JC2
(703)
TP7
3
TP6 JC1
(703L)
D1
CN1
JC8 JC7
(703)
S2
(BAND)
AM/M FM/U
JC12
FERRITE-ROD
ANTENNA
L1-2
LW(703L)
(703L)
10 11 12
(703L)
TP10
C14 C21
B
JC5
C
E PNK
E
TP9
C JC4 JC6
C13
B BLU
B
C
C22
E
TP9
E
C15
B
C25 C24
CF1
T1
16
30
TP3
C23
CF3
IC1
C8
15 1
L8
CF2
C7
TP2
JC10 CF4
1 3
TP1
BPF1
JC9
R10
CT1-4 CT1-3
L7
-3 -4
L4
L6
FM RF
-1 -2
CV1
TUNING
L5
MW OSC
CT1-2 CT1-1
C6
C37
CT6
C31
L1
C1
(703)
CT5
S1
(BAND) (703)
LW/K MW/M FM/U
C2 R7 R3
-2 -1
R1
-3 -4
JC11
(703L)
1-677-380- 11
L1
L1-1
AM(703)
MW(703L)
– 10 –
13 14 15
RV2
TONE
C10
RV1
R13
VOL
• Semiconductor
Location
Ref. No. Location
D1 C-9
D401 D-4
D402 D-4
IC1 C-11
Q1 B-11
Q2 B-10
Q3 B-10
Q4 B-10
Q5 B-9